Uncrewed satellites orbiting Earth and other planets in the solar system travel at thousands of miles per hour, their missions spanning years or even decades. They were built to last on their own, but how might space agencies service them if parts break down, or if they run low on...
This article was originally published at The Conversation. The publication contributed the article to Live Science's Expert Voices: Op-Ed & Insights. It's quite common for humans – especially those who work in manufacturing – to tie a knot, strip the casing off a cable, insert a pin in a hole...